.*any character (except for line terminators), repeated any number of times
Disconnected from the literal text Disconnected from (case sensitive) Group 1(invalid |authenticating )? ?repeats the group contents below at most once:
invalid the literal text invalid (case sensitive) 2nd Alternativeauthenticating authenticating the literal text authenticating (case sensitive) user the literal text user (case sensitive) .*any character (except for line terminators), repeated any number of times
the literal (3210 / 408 / 2016)
Negated Character Class[^ ]+ +matches at least one character outside the set below:
the literal (3210 / 408 / 2016)
port the literal text port (case sensitive) +matches at least one character from the set below:
0-9one character from 0 (4810) to 9 (5710)
?repeats the group contents below at most once:
the literal (3210 / 408 / 2016)
\[the literal [ (9110 / 1338 / 5B16)
preauththe literal text preauth (case sensitive) \]the literal ] (9310 / 1358 / 5D16)
$end of line
g modifier: global. Finds all matches instead of stopping after the first
m modifier: multiline. Causes ^ and $ to match the start and end of each line, not only the start and end of the string